Finding the Fourth Proportional to 1,034,409,596.20, 1,427,515,477.86 and 564,541,073.08
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Solution
The fourth proportional to 1,034,409,596.20, 1,427,515,477.86 and 564,541,073.08 is: 779,083,182.01
Step by Step Solution
- Step 1: Write the proportion equation
1,034,409,596.20 : 1,427,515,477.86 = 564,541,073.08 : x - Step 2: Convert to fraction form
1,034,409,596.20/1,427,515,477.86 = 564,541,073.08/x - Step 3: Cross multiply
1,034,409,596.20x = 1,427,515,477.86 × 564,541,073.08 - Step 4: Simplify right side
1,034,409,596.20x = 805,891,119,709,393,408 - Step 5: Solve for x
x = 805,891,119,709,393,408/1,034,409,596.20 - Step 6: Final answer
x = 779,083,182.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.